<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page, index) of pages" :key="index">
                <div class="icon" v-for="item of page" :key="item.id">
                    <div class="icon-img"><img class="icon-img-content" :src="item.imgUrl" /></div>
                    <p class="icon-desc">{{ item.desc }}</p>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>

<script>
import { Swiper, SwiperSlide } from 'vue-awesome-swiper';
export default {
    name: 'HomeIcons',
    components: {
        Swiper,
        SwiperSlide
    },
    props: {
        list: Array
    },
    data() {
        return {
            swiperOption: {
                autoplay: false
            }  
        }
    },
    computed: {
        pages() {
            const pages = [];
            this.list.forEach((item, index) => {
                const page = Math.floor(index / 8);
                if (!pages[page]) {
                    pages[page] = [];
                }
                pages[page].push(item);
            });
            return pages
        }
    }
}
</script>

<style lang="stylus" scoped>
@import '../../styles/varibles.styl'
.icons >>> .swiper-container
    height 0
    padding-bottom 50%
.icons
    margin-top 0.1rem
    .icon
        position relative
        overflow hidden
        float left
        width 25%
        height 0
        padding-bottom 25%
        .icon-img
            position absolute
            top 0
            left 0
            right 0
            bottom 0.44rem
            box-sizing border-box
            padding 0.1rem
            .icon-img-content
                display block
                margin 0 auto
                height 100%
        .icon-desc
            position absolute
            left 0
            right 0
            bottom 0
            height 0.44rem
            line-height 0.44rem
            text-align center
            color $darkTextColor
            ellipsis()
</style>
